Home / 2,218,281.60-3,327,411.60-869,491.20

Finding the Fourth Proportional to 2,218,281.60, 3,327,411.60 and 869,491.20

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Solution

The fourth proportional to 2,218,281.60, 3,327,411.60 and 869,491.20 is: 1,304,232.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,281.60 : 3,327,411.60 = 869,491.20 : x
  2. Step 2: Convert to fraction form
    2,218,281.60/3,327,411.60 = 869,491.20/x
  3. Step 3: Cross multiply
    2,218,281.60x = 3,327,411.60 × 869,491.20
  4. Step 4: Simplify right side
    2,218,281.60x = 2,893,155,104,977.92
  5. Step 5: Solve for x
    x = 2,893,155,104,977.92/2,218,281.60
  6. Step 6: Final answer
    x = 1,304,232.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.